Published in Zoological Science, in 1993, in volume 10, pages 547-555

Created: 2012-09-19, modified: 2012-09-19

Published in Gardens' Bulletin Singapore, in 1973, in volume 26, issue 2, pages 227-232

Created: 2018-12-17, modified: 2018-12-17

Published in Gardens' Bulletin, Singapore, in 1972, in volume 26, issue 1, pages 155-158

Created: 2016-08-10, modified: 2016-08-10

Published in Gardens' Bulletin Singapore, in 1983, in volume 36, issue 2, pages 197-200

Created: 2018-12-17, modified: 2018-12-17

Published in American Fern Journal, in 2008, in volume 98, pages 104-107

Created: 2017-04-23, modified: 2017-04-23

Published in Zoological Science, in 1991, in volume 8, pages 869-878

Created: 2012-09-19, modified: 2012-09-19